Individual Calculations February 2016
 Perros, Gavriil  Total change: -35.60  Rating chartPersonal card
 Open WHITE TOWER 2015 - ESSTH-HALK open Champ - A group Thessaloniki GRE 2016-01-03
RcRownchangeKK*chgGame
 1593 1623 2.00 7 -1.78 20 -35.60 
  Theoharidis, Georgios 1838 GRE0.001-0.2320-4.60 
  Triantafilidis, Mihail 1775 GRE0.001-0.3020-6.00 
  Gerontopoulos, Prodromos 1633 GRE0.5010.01200.20 
  Kourtesis, Dimos 1608 GRE0.501-0.0220-0.40 
  Nikolaidou, Maria 1376 GRE0.501-0.3120-6.20 
  Giannopoulou, Anastasia 1430 GRE0.001-0.7520-15.00 
  Batsi, Lida 1490 GRE0.501-0.1820-3.60 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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